package day2;

/**
 * @author oldliu
 * @since 1.0
 */
public class Yunsuan {
    public static void main(String[] args) {
        int a=100;
        int b=a++;
        int c=++a;
        System.out.println("a="+a);
        System.out.println("b="+b);
        System.out.println("c="+c);

        //b=b+20;
        b+=20;
        System.out.println("b="+b);
    }
}
